Finding the Fourth Proportional to 6,499.10, 8,968.21 and 3,667.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,499.10 : 8,968.21 = 3,667.21 : x
2. Step 2: Convert to fraction form
   6,499.10/8,968.21 = 3,667.21/x
3. Step 3: Cross multiply
   6,499.10x = 8,968.21 × 3,667.21
4. Step 4: Simplify right side
   6,499.10x = 32,888,277.81
5. Step 5: Solve for x
   x = 32,888,277.81/6,499.10
6. Step 6: Final answer
   x = 5,060.43